According to data from HM Land Registry, 9, Mountain Way, Treharris sits on a plot of 228 m².

We have plot size data on 19 out of 26 other houses in the postcode and 9, Mountain Way, Treharris sits on the 14th largest plot.

9, Mountain Way, Treharris has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 Feb 2026.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 9, Mountain Way, Treharris was last sold on 29th July 2016 for £133,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since July 2016, the market for similar properties has risen by 13.5%.

• Sold Jul 2016£133,000

According to the Land Registry and our network of Estate Agents, there have been 126 sales of properties similar to 9, Mountain Way, Treharris within a radius of 1.3 kilometres since 2010.

The most recent example is 8, Ffos Close, Treharris, CF46 6EL, a freehold house which sold for £230,000 on the 24th April 2026.

Read more about house prices in CF46.

• Sold Apr 2026£230,000 | 3 Bed House8, Ffos Close, Treharris, CF46 6EL8, Ffos Close, Treharris, CF46 6EL
• Sold Feb 2026£259,950 | 3 Bed House61, Tawel Fan, Treharris, CF46 6EH61, Tawel Fan, Treharris, CF46 6EH
• Sold Oct 2025£255,000 | 3 Bed House49, Beech Tree Way, Treharris, CF46 6NU49, Beech Tree Way, Treharris, CF46 6NU
• Sold Aug 2025£125,000 | 3 Bed House36, High Street, Treharris, CF46 6EU36, High Street, Treharris, CF46 6EU
• Sold Nov 2024£177,000 | 3 Bed House45, High Street, Treharris, CF46 6EU45, High Street, Treharris, CF46 6EU
• Sold Jun 2024£187,500 | 3 Bed House49, High Street, Treharris, CF46 6EU49, High Street, Treharris, CF46 6EU
• Sold May 2024£160,000 | 3 Bed House12, Mountain Way, Treharris, CF46 6NY12, Mountain Way, Treharris, CF46 6NY
• Sold Aug 2023£190,000 | 3 Bed House12, Hawthorn Road, Treharris, CF46 6PB12, Hawthorn Road, Treharris, CF46 6PB
• Sold Dec 2022£145,000 | 3 Bed House54B, High Street, Treharris, CF46 6EU54B, High Street, Treharris, CF46 6EU
• Sold Nov 2022£215,000 | 3 Bed House25, High Close, Treharris, CF46 6HJ25, High Close, Treharris, CF46 6HJ
• Sold Oct 2022£200,000 | 3 Bed House2, Beech Tree Way, Treharris, CF46 6NU2, Beech Tree Way, Treharris, CF46 6NU
• Sold Jul 2022£195,950 | 3 Bed House36, Hawthorn Road, Treharris, CF46 6PB36, Hawthorn Road, Treharris, CF46 6PB
• Sold May 2022£229,000 | 3 Bed House15, Mountain Way, Treharris, CF46 6NY15, Mountain Way, Treharris, CF46 6NY
• Sold May 2021£175,000 | 3 Bed House20, Mountain Way, Treharris, CF46 6NY20, Mountain Way, Treharris, CF46 6NY
• Sold May 2018£160,000 | 3 Bed House5, Mountain Way, Treharris, CF46 6NY5, Mountain Way, Treharris, CF46 6NY
• Sold Dec 2014£120,000 | 3 Bed House24, Heol Uchaf, Treharris, CF46 6NT24, Heol Uchaf, Treharris, CF46 6NT
• Sold Aug 2014£156,000 | 3 Bed House21, Heol Isaf, Treharris, CF46 6NS21, Heol Isaf, Treharris, CF46 6NS
• Sold May 2014£125,000 | 3 Bed House20, Heol Isaf, Treharris, CF46 6NS20, Heol Isaf, Treharris, CF46 6NS
• Sold Aug 2011£135,000 | 3 Bed House3, Beech Tree Way, Treharris, CF46 6NU3, Beech Tree Way, Treharris, CF46 6NU
• Sold Apr 2010£144,000 | 3 Bed House26, Hawthorn Road, Treharris, CF46 6PB26, Hawthorn Road, Treharris, CF46 6PB

Mountain Way, Nelson, Treharris, CF46 has a total of 26 addresses. According to our analysis of all the public data, 9, Mountain Way, Treharris is the 25th largest and the 19th most expensive property on the street.

When compared to the postcode district it is £47k more expensive than the average property in CF46.

• Ystrad Mynach

  |

  2.5 km away
• Abercynon

  |

  3.5 km away
• Quakers Yard

  |

  3.6 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.